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PHENOLPHTHALEIN INDICATOR

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PHENOLPHTHALEIN INDICATOR Specification

CAS No
77-09-8

Purity
99%

Solubility
Slightly soluble in water; soluble in alcohol and ether.

Physical Form
Solid; typically in powder or crystalline form.

Properties
Colorless in acidic/neutral solutions but turns pink in basic solutions.

Ingredients
Primary compound is phenolphthalein; may contain traces of inert components as stabilizers.

Shelf Life
Stable under recommended storage conditions for several years.

Usage
Primarily utilized in laboratories to identify acidic or basic solutions.

Density
1.30 Gram per cubic centimeter(g/cm3)

Refractive Rate
Not applicable in solid form; varies when dissolved.

Application
Used as a pH indicator in titrations and chemical experiments.

Melting Point
258C

Storage
Store in a cool dry and well-ventilated area away from heat and light.

Molecular Weight
318.33 g/mol

HS Code
29322100

EINECS No
201-004-7

Poisonous
NO

Smell
Odorless in solid form.

Grade
Laboratory grade; can also be available in reagent grade.

Taste
Odorless and tasteless under neutral conditions; turns bitter in alkaline solutions.

Shape
Irregular crystalline or powdered form.

Appearance
White to slightly off-white crystalline powder.

Molecular Formula
C20H14O4

Ph Level
Turns colorless at pH 8.2; pink to fuchsia at pH 10.0

Structural Formula
Refer to standard chemical diagrams for detailed representation.

About PHENOLPHTHALEIN INDICATOR

Phenolphthalein Indicator is a laboratory-grade substance primarily utilized in chemical experiments and titrations. This white to slightly off-white crystalline powder is odorless and tasteless under neutral conditions but transforms into a bitter taste in alkaline solutions. With a purity of 99%, this indicator turns colorless at pH 8.2 and pink to fuchsia at pH 10.0. Its irregular crystalline or powdered form boasts a molecular weight of 318.33 g/mol and is slightly soluble in water while being soluble in alcohol and ether. Safe for use as it is non-poisonous, it can be stored for several years in a cool, dry, and well-ventilated area. Phenolphthalein Indicator is essential for identifying acidic or basic solutions in laboratories.

FAQs of PHENOLPHTHALEIN INDICATOR:

Q: What is the primary application of Phenolphthalein Indicator?

A: Phenolphthalein Indicator is primarily used as a pH indicator in titrations and chemical experiments to identify acidic or basic solutions.

Q: How should Phenolphthalein Indicator be stored?

A: Phenolphthalein Indicator should be stored in a cool, dry, and well-ventilated area, away from heat and light, to maintain its stability.

Q: Is Phenolphthalein Indicator poisonous?

A: No, Phenolphthalein Indicator is non-poisonous and safe for use in laboratory settings.

Q: What is the solubility of Phenolphthalein Indicator?

A: Phenolphthalein Indicator is slightly soluble in water and soluble in alcohol and ether.

Q: What is the appearance of Phenolphthalein Indicator?

A: Phenolphthalein Indicator appears as a white to slightly off-white crystalline powder in irregular crystalline or powdered form.

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